SPECIFICATIONS: Center height of 1.63 inches (Lower 1/3 co-witness), Waterproof IPX8, Window Size. 87" x 1.1", Transparent Front and Rear Dust Covers. This item is in the category "Sporting Goods\Hunting\Scopes, Optics & Lasers\Red Dot & Laser". The seller is "djdevries1" and is located in this country: US. This item can be shipped to United States.